kernel/drivers/gpu/drm/r128/r128_drv.c
2024-07-22 17:22:30 +08:00

117 lines
3.5 KiB
C

/* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*-
* Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com
*
* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Rickard E. (Rik) Faith <faith@valinux.com>
* Gareth Hughes <gareth@valinux.com>
*/
#include <linux/module.h>
#include <linux/pci.h>
#include <drm/drm_drv.h>
#include <drm/drm_file.h>
#include <drm/drm_pciids.h>
#include <drm/drm_vblank.h>
#include <drm/r128_drm.h>
#include "r128_drv.h"
static struct pci_device_id pciidlist[] = {
r128_PCI_IDS
};
static const struct file_operations r128_driver_fops = {
.owner = THIS_MODULE,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
.mmap = drm_legacy_mmap,
.poll = drm_poll,
#ifdef CONFIG_COMPAT
.compat_ioctl = r128_compat_ioctl,
#endif
.llseek = noop_llseek,
};
static struct drm_driver driver = {
.driver_features =
DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_LEGACY |
DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ,
.dev_priv_size = sizeof(drm_r128_buf_priv_t),
.load = r128_driver_load,
.preclose = r128_driver_preclose,
.lastclose = r128_driver_lastclose,
.get_vblank_counter = r128_get_vblank_counter,
.enable_vblank = r128_enable_vblank,
.disable_vblank = r128_disable_vblank,
.irq_preinstall = r128_driver_irq_preinstall,
.irq_postinstall = r128_driver_irq_postinstall,
.irq_uninstall = r128_driver_irq_uninstall,
.irq_handler = r128_driver_irq_handler,
.ioctls = r128_ioctls,
.dma_ioctl = r128_cce_buffers,
.fops = &r128_driver_fops,
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
.date = DRIVER_DATE,
.major = DRIVER_MAJOR,
.minor = DRIVER_MINOR,
.patchlevel = DRIVER_PATCHLEVEL,
};
int r128_driver_load(struct drm_device *dev, unsigned long flags)
{
struct pci_dev *pdev = to_pci_dev(dev->dev);
pci_set_master(pdev);
return drm_vblank_init(dev, 1);
}
static struct pci_driver r128_pci_driver = {
.name = DRIVER_NAME,
.id_table = pciidlist,
};
static int __init r128_init(void)
{
driver.num_ioctls = r128_max_ioctl;
return drm_legacy_pci_init(&driver, &r128_pci_driver);
}
static void __exit r128_exit(void)
{
drm_legacy_pci_exit(&driver, &r128_pci_driver);
}
module_init(r128_init);
module_exit(r128_exit);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL and additional rights");